Australasian Giant Water Bug

Australasian Giant Water Bug

Lethocerus insulanus

Daily sighting probability <5% · Rare
at Brisbane

In 3 days ~10% in a week ~20%

11 Verified sightings at Brisbane
May Best month

About the Australasian Giant Water Bug

Lethocerus insulanus is a species of giant water bug of the family Belostomatidae. Its common name is the Australian giant water bug, but it is also called the electric light bug or giant fishkiller. These names are also used for various other members of the family, including the other Australian species, L. distinctifemur, which is similar to L. insulanus. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Brisbane 🇦🇺 Australia
<5%

Before you go

What are the chances of seeing an Australasian Giant Water Bug in Brisbane?

Rare

Under 5% of wildlife watchers report an Australasian Giant Water Bug sighting in Brisbane on a given day, based on 11 verified sightings from GBIF citizen-science data. It is the 680th most-seen of the 1083 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see an Australasian Giant Water Bug in Brisbane?

Any time of year

In every month with enough records, under 5% of wildlife watchers report an Australasian Giant Water Bug in Brisbane on a given day, so our monthly data shows no clear season.

Where else can you see an Australasian Giant Water Bug?

Only Brisbane, in our data

Brisbane is the only city on Wallace's Line with enough records to rate Australasian Giant Water Bug sightings: under 5% of wildlife watchers there report one on a given day.

Where does the Australasian Giant Water Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Australasian Giant Water Bug is recorded against all the insects logged in Brisbane (11 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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